Clod crusher and grass destroyer



Nov. l, 1927.

J. M. PERRONE CLOD CRUSHER AND GRASS DESTROYER un BJ. im

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Patented Nov. 1, 1927.

UNITED STATES JOHN M.. PERRONE, F STEELES STORE, TEXAS.

CLUD CBUSHER AND GRASS DESTROYER.

Application led March 12, 1923. Serial No. 624,611.

The object of the invention is to provide a comparatively simple machinewhich may be operated over weed or grass sown land where the soil is ofa quality tending to clod or lump, whereby the soil may be reduced to acondition suitable for seeding,A

and whereby, at the same time, grass, weeds, and similar growth, may beseparated with the roots for removal and destruction.

vWith this object in view, the invention consists in a construction andarrangement of parts, of which a preferred embodiment is illustrated inthe accompanying drawing. In the drawing: Figure l is a top plan view ofa typical form of the machine. u

Figure 2 is a side elevation of the rear portion of the machine. I

Figure 3 is a fragmentary detail view showing the connections betweenthe link 43 and the disk 44.

The frame 10, in addition to having the axle 11 carrying the main ordrive wheels 1l', is provided with front supporting wheels 12. Mountedin the forward portion of the frame is a plow 16. Extending rearwardlyfrom the plow 16, is a conveyor frame 20, carrying an endless conveyorbelt 21, which traverses the sprocket wheels 23, to

so locate the conveyor belt, as to receive the soil lifted by the plow,and delivered by the blade 24, said blade inclining upwardly from theplow, and having its rear edge in overlapping relation to the front endof the conveyor belt. Each of the drive Wheels is peripherallyroughened, as at 25. The axle 11, inwardly of the frame 10 carries adrive gear 26, which meshes with a drive gear 27, the spindle of which,as indicated at 28, carries a sprocket wheel 29, meshing with the sidechain 30, of the conveyor belt 2l, to communicate continuous motion tothe belt, through the forward movement of the machine. The spindle 28 ispreferably mounted in bearings in the braces 3l, which are disposed atthe rear of the frame 10. The braces 31 also serve as a means forsupporting the transverse parallel crushing rollers 32 and 3,3, betweenwhich the conveyor belt 21 discharges the material. The

roller 33 receives rotary motion from the axle 11 through a chain 34,traversing a sprocket wheel 3 5 on said axle, and a sprocket wheel 36,on said roller. The forward roller 32 may be an idler, as shown,although obviously power may be communicated thereto, iffound necessary.Beneath the rollers, to receive the discharge therefrom is a screen orsifter 37, through which the reduced soil may be returned to the ground,while the grass, Weeds, and roots are separated therefrom and finallydropped over the rear edge of the screen. The separation of the weedsand grass obviously involves the deposit thereof upon the surface fromwhich they may be gathered for destruction, and to provide for this, acradle 38 is arranged'in rear of the screen and mounted to tilt upon anaxis 39, on the main frame, a suitable retaining chain 40 being suppliedto normally hold the same in position to receive the discharge from thescreen. In connection with the cradle, an endless rake 41 is disposedabove the screen for actuation. from the rear crushing roller, or anyother convenient element 'of the mechanism, through the agency of a belt42, orits equivalent.

The screen or sifter is preferably sus pended for oscillatory orswinging movement by links 43, and is actuated by the cranks 44, or maybe driven or rocked by a motor, not shown.

lVhat is claimed is:

A clod cruslier and weed destroyer including a digger, a conveyor inposition to receive from the digger, crushing rolls disposed in positionto receive from the conveyor, depending links eccentrically mounted onthe ends of the crushing rolls, a horizontal sifting screen pansuspended on said links in position to receive from the crushing rollsand arranged to be shaken vertically tliereby, and an endless raker beltmounted for movement longitudinally above the screen pan and driven byone of said crushing rolls.

In testimony whereof, I aiix my signature.

JOHN M. PERRONE.

